Dyfyniad APA

Blenheim Online Ltd. (1989). Software tools '89: Proceedings of the conference held in London, June 1989. Blenheim Online Publications.

Dyfyniad Arddull Chicago

Blenheim Online Ltd. Software Tools '89: Proceedings of the Conference Held in London, June 1989. London: Blenheim Online Publications, 1989.

Dyfyniad MLA

Blenheim Online Ltd. Software Tools '89: Proceedings of the Conference Held in London, June 1989. Blenheim Online Publications, 1989.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.